Worldwide Gateway To
OFFICIAL METABOLIC TYPING® Information & Resources

Visit our online questionnaire today
to find out YOUR Metabolic Type®

It's quick, easy and simple!

Within just minutes, you can discover the right diet and the right supplement program for YOUR Metabolic Type® ... Not what your friends say, not what some "expert" says, not what you read in a magazine, not what you hear in late night infomercials — rather, a diet that is precisely tailored and customized for YOUR metabolism.

High protein?
High fat?
Low carb?
High carb?
Low fat?
Low protein?

Find out what is right for YOU!

The "DIET WARS" are WON!

The ONLY diet that is right for YOU is the one that is right for YOUR Metabolic Type®!

The Original Metabolic Typing® Test
Since 1975


Metabolic Typing®
Research & Philosophy
A research organization founded in 1987 by William & Suzi Wolcott, Healthexcel is the established leader in the rapidly emerging field of Metabolic Typing®, the science of customized nutrition. In addition to conducting research, Healthexcel provides technical consulting services to health professionals engaged in nutritional counseling and ecological lifestyle management, as well as advanced computer-based Metabolic Type® analyses based in The Healthexcel System of Metabolic Typing®.


Metabolic Typing®
Ecological Lifestyle Advisor Training
Healthexcel provides educational services, information resources, and training for those seeking to work as Metabolic Typing® Ecological Lifestyle Advisors.

See Metabolic Typing® articles in the Healthexcel Information Library

The Metabolic Typing Diet (softcover)
Read all about "the book,"
The Metabolic Typing Diet ,
by William L. Wolcott and Trish Fahey, published by Doubleday, January, 2000. Widely recognized as the definitive, authoritative work on Metabolic Typing®, this book marks the first time in the last 75 years that information on this clinical science has been released to the public. Available online at

Official Metabolic Typing – Since 1987

Optimize Your Genotype

Maximize Your Phenotype

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